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<head>
    <meta charset="UTF-8">
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    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
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<script>
    function Father(){
            this.height = 199;
            this.color = 'yellow';
            this.money = 9999999;
        }

        function Son(){
            Father.call(this);
        }
        Son.prototype.run=function(){console.log('running');}
        var si=new Son()
        console.log(si);
</script>